Finding the Fourth Proportional to 3,571,502.68, 4,927,284.60 and 2,022,408.68
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Solution
The fourth proportional to 3,571,502.68, 4,927,284.60 and 2,022,408.68 is: 2,790,137.38
Step by Step Solution
- Step 1: Write the proportion equation
3,571,502.68 : 4,927,284.60 = 2,022,408.68 : x - Step 2: Convert to fraction form
3,571,502.68/4,927,284.60 = 2,022,408.68/x - Step 3: Cross multiply
3,571,502.68x = 4,927,284.60 × 2,022,408.68 - Step 4: Simplify right side
3,571,502.68x = 9,964,983,143,870.33 - Step 5: Solve for x
x = 9,964,983,143,870.33/3,571,502.68 - Step 6: Final answer
x = 2,790,137.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.